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From Eugene Kazakov <yugene1...@gmail.com>
Subject Re: Unable to run for 500 threads
Date Thu, 13 Jun 2013 14:57:01 GMT
Hello,
Try to creat a heapdump with -XX:-HeapDumpOnOutOfMemoryError
-XX:HeapDumpPath=./java_pid<pid>.hprof options and after that analyze it
with Memory analyzer tool


On 13 June 2013 18:48, Jomebrew <aielloster@gmail.com> wrote:

> I run exclusively in GUI mode and run two thread groups with 250 threads
> each.  They share data and thread groups and run perpetually.  I am running
> on an older 2ghz dual quad core server.  I can run four instances of this
> scenario with a total of 2000 threads.   One thread group is in a tight
> loop waiting for events and one thread group is sending different requests
> based on a random chance.   Each instance of the four instances handles a
> couple hundred thousand transactions to a million a day.  I run instances
> for a few days to a week.
>
> I use the Simple Data Writer, View Results Tree (for errors only), Results
> Summary and Aggregate report in GUI mode.  I should try non-gui mode one
> day but I like looking at aggregate report data.
>
> This will use about 90% of CPU and about 4GB memory.  JMeter 2.9 uses a lot
> more CPU but less memory than 2.6.
>
>
>
> On Thu, Jun 13, 2013 at 5:12 AM, Saranya C <saranyac@maveric-systems.com
> >wrote:
>
> > Hi,
> >
> > I am trying to run a test with 500 threads, with 100 threads each
> > distributed across 5 thread groups. But when i start the test, it hangs
> > immediately after around a minute or two.
> >
> > It shows the count of threads somewhere near 20 and entire jmeter gets
> > stuck. Nothing could be done after that.
> >
> > Is this because of the system specifications (2GB RAM; 40 GB HDD) or ????
> >
> > Thanks in Advance,
> > Saranya C
> >
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-- 
Thank you,
Eugene Kazakov

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